Mechanical engineering market Grades

Mechanical engineering market Grades Special steels Customized solutions for new requirements In addition to these conventional steel grades, ASCOMETAL has developped innovative solutions: VITAC 3000, SUPERVITAC : steels with improved machinability with proven results. JOMASCO : case-hardening steels with optimized Jominy and enhanced quenchability. NITRASCO : nitriding steels, offering even greater abrasion resistance. METASCO : steels allowing heat treatment within the hot forging process (bainitic and AFP steels). ASCOROC : steels for the mining industry. Specialty Euronorm Machining grades with high mechanical properties (without heat treatment) VITAC D830 44SMn28 VITAC D950 44SMn28 Steels with improved machinability VITAC 3000 Available for all EN grades SUPERVITAC with % Al < 1 Case-hardening steels with optimized Jominy and enhanced quenchability JOMASCO MnCrMo5 Steels allowing heat treatment within the hot forging process (bainitic and AFP steels) METASCO MC 25MnCrSiVB6 METASCO 1200 18MnCrSiMoVB6 Nitriding steels NITRASCO 30CrMnMoAlV8 Standard steels ASCOMETAL offers the whole product range used for the numerous applications of Mechanical Engineering: a complete range of carbon and alloy steels meeting national and international standards. Non alloy engineering steels, compliant with European standards: NF EN10083-1 and 2, NF EN 10273, NF EN 10025-2 and 3 and other international standards. C P250GH 1.0460 070M20 1450 SAE 1020 S20C C22 1.0402 S22C C35-C35E-C35R 1.0501 080M36 F.1130 1572 SAE 1035 1.1180 070M36 C35K 1550 S35C 1.1181 40H5 C45-C45E-C45R 1.0503 080M46 F.1140 1672 SAE 1045 1.1191 070M46 SAE 1042 S45C 1.1201 50M5 SAE 1043 C55-C55E-C55R 1.0535 070M55 F.1150 1655 SAE 1055 1.1203 50 S55C C55K 1.1209 EN9 S235JR 1.0037 1311 SAE 1009 S235J0 1.0114 40C AE235C 1312 A284C SM400B S235J2G3 1.0116 A284D C-Mn S355JR 1.0045 2172 SAE 1518 SM4901 S355J0 1.0553 50B AE355B 2132 SAE A572 SS490B S355J2G3 1.0570 50C AE355C A678GrA A441 A833 Case-hardening steels: Euronorm 10084. Adapted consistent alloy content analysis to better fit the thermo chemical treatment as well as the in-use conditions. Possibility to optimize alloy content to better withstand machining or forming process (controlled inclusions). Fine grain steels. High inclusion cleanliness grades to improve resistance to fatigue or pitting. Cr-Mo 18CrMo4 18CrMoS4 1.7243 1.7244 708H20 F.1550 SAE 4118 SCM418 20MoCr4 20MoCrS4 1.7321 1.7323 F.1523 Mn-Cr 16MnCr5 16MnCrS5 1.7131 1.7139 527M17 590M17 F.1516 2127 SAE 5115 20MnCr5 20MnCrS5 1.7147 1.7149 SAE 5120 SMnC420H Ni-Cr 14NiCr11 1.5732 F.1540 15NiCr13 1.5752 655M13 SAE 3312 16NiCr4 16NiCrS4 1.5714 1.5715 637M17 2511 SAE 3115 17CrNi6-6 1.5918 20NiCr4 2512 Ni-Cr-Mo 16NiCrMo13 18CrNiMo7-6 1.6587 820A16 18NiCrMo5 20NiCrMo2 20NiCrMoS2 1.6523 1.6526 805M20 F.1522 2506 SAE 8620 20NiCrMo7 SAE 4320

Through and Surface hardening steels: Euronorm: 10083-1 10083-2. Mechanical engineering steels for QT. These grades offer good toughness after QT. Good machinability properties can be obtained while optimizing microstructure and inclusion shape. Cr-V 51CrV4 1.8159 755A51 735A50 F.1430 2230 SAE 6150 SUP10 Cr-Mo 25CrMo4 25CrMoS4 1.7218 1.7213 708A25 708M25 CF510 F.222 2225 SAE 4130 SCM 420 40CrMo4 SAE 4140 SCM 420 42CrMo4 42CrMoS4 1.7225 708M40 709M40 F.1252 2244 SAE 4140 SAE 4142 SCM 4404 50CrMo4 1.7228 708A140 M50 SAE 4150 Ni-Cr-Mo 30CrNiMo8 1.6580 823M30 SNCM431 30NiCrMoV10 SAE 4330V 34CrNiMo6 1.6582 817M40 2541 SAE 4340 SNCM447 36NiCrMo16 1.6773 835M30 39NiCrMo3 40NiCrMo7 1.6565 F.1272 SAE 4340 SNCM439 40NiCrMo10 1.6745 826M40 Nitriding steels: Euronorm 10085 / DIN 17211. Grades suitable for nitriding treatment. The presence of nitride forming elements contributes to the creation of a high surface hardness and/or increases the efficient nitriding depth. Cr-Mo / Cr-Mo-V 15CrMoV5-9 1.8521 31CrMo12 1.8515 722M24 F.1712 2240 31CrMoV9 1.8519 F.1721 Cr-Al-Mo / Cr-Al-Ni 34CrAlNi7-10 1.8550 41CrAlMo7-10 1.8509 905M39 F.1740 2940 Nitriding Steel (135) SACM 645 High chromium steels: Euronorm 10216-2. 9% Cr X11CrMo9-1 A182GrF9 A213GrT9 1.7386 9Cr1Mo X12CrMo9-1 A335GrP9 A182GrF91 A182GrF92 X10CrMoVNb9-1 1.4903 A213GrT91 A213GrT92 X12CrMoVNb9-1 A335GrP91 A335GrP92 13%Cr X12Cr13 1.4006 410S21 F3401 2302 AISI 410 X20Cr13 1.4021 420S29 420S37 F.3402 2303 AISI 420 Tool steels: ISO 4957. Euronorm W.-Nr. UK Spain Sweden USA Japan Hot working 28NiCrMoV10 1.2740 32CrMoV12.28 1.2365 BH10 AISI H10 SKD7 X37CrMoV5.1 1.2343 BH11 AISI H11 SKD6 55NiCrMoV7 1.2714 BH224-S AISI L6 SKT4 60MnSiCr4 1.2826 X40CrMoV 5.1 1.2344 BH13 AISI H13 SKD61 Moulds 40CrMnMo6 1.2311 AISI P20 40CrMnMoS8.6 1.2312 40CrMnNiMo8.6-4 1.2738 Cold working 95MnWCr5 1.2510 B01 AISI O1 45NiCrMo16 1.2767 90MnCrV8 1.2842 B02 AISI O2 AISI S5 X50CrMoV3 AISI S7 Steels for various uses Euronorm 10273 (pressure purposes, heat resistant ). Alloying elements Euronorm W.-Nr. UK Spain Sweden USA Japan C-Mn P295GH (18Mn4) 1.0481 224Gr460 224Gr490 A47RCI 2102 2103 A/SA350LF2 SPV315/32 1.0432 A/SA105 P355GH (19Mn6) 1.0473 224Gr490 A52RCI 2103 SPV36 P355NL1 1.0566 224Gr490 50EE 2107 A/SA737GrB P355NH 1,565 224Gr490 A/SA662GrC Mo 16Mo3 1.5415 1503 243B 2912 A/SA204GrA Cr-Mo 13CrMo4 1.7335 3059 3604 620 621 2216 A/SA182GrF11 A/SA213GrT11 A/SA335GrP11 SFVAF12 A/SA182GrF12 A/SA213GrT12 A/SA335GrP12 10CrMo9-10 1.7380 3059 3604 622 490 2218 A/SA182GrF22 A/SA213GrT22 A/SA335GrP22 SCMV4 12CrMoSi5 A/SA182GrF11 A/SA213GrT11 A/SA335GrP11 SCMV4 X10CrMo5-5 A/SA182GrF5 A/SA213GrT5 A/SA335GrP5 X10CrMoVNb9-1 1.4903 A/SA182GrF91 A/SA213GrT91 A/SA335GrP91 KA-STBA28 KA-STPA28 X10CrWMoVNb9-2 1.4901 A/SA182GrF92 A/SA213GrT92 A/SA335GrP92 KA-STBA29 KA-STPA29 ASCOMETAL France Holding SAS Avenue de France 57300 Hagondange www.ascometal.com The information in this brochure is not contractually binding, is subject to change without notice, and for which ASCOMETAL France Holding SAS and/or its subsidiaries are not liable.

Automotive market Grades 123RF Special steels Customized solutions In addition to these conventional steel grades adapted to the customer s particular specifications, ASCOMETAL offers a wide range of specific products resulting from state of the art R&D at the cutting edge of innovation: JOMASCO : case-hardening steels with optimized Jominy and enhanced quenchability; SPLITASCO HC/XS/38/70: steels for splittable connecting rods; METASCO MC/1 200/BA/BAE/MC2/VBI : Steels allowing heat treatment within the hot forging process (bainitic and AFP steels); VITAC, SUPERVITAC : steels with improved machinability. Specialty Euronorm Case-hardening steels with optimized Jominy and enhanced quenchability JOMASCO MnCrMo4/5 JOMASCO 12 14MnCrMo4 JOMASCO 15 15MnCrMo5 JOMASCO 20 21MnCrMo5 JOMASCO 23 23MnCrMo5 JOMASCO 23mod 23MnCrMo5mod Steels for splittable connecting rods SPLITASCO Steels for splittable connecting rods with high machinability SPLITASCO 38 38MnSiV5 + P SPLITASCO 70 C70S6 High grade steels for splittable connecting rods with high machinability SPLITASCO HC 36MnVS4 SPLITASCO XS 30MnCrSiVB4 Steels suitable for hot forging treatment METASCO High grade bainitic steels without heat treatment METASCO MC 25MnCrSiVB6 METASCO MC2 28MnCrSiMoVB6 METASCO 1200 18MnCrSiMoVB6 METASCO BA 35MnV7 METASCO BAE 75 35MnCrV5 Ferrito pearlitic steels with guaranteed characteristics without heat treatment METASCO 38 38MnVS6 Steels with guaranteed characteristics without heat treatment with high machinability METASCO S1000 43MnV5 METASCO S900 38MnV5 METASCO U1000 44MnV6Pb High grade steels for induction surface quenching METASCO VBI 40SiCrMoB4 Nitriding steels NITRASCO 30CrMnMoAlV8 Steels with improved machinability VITAC / SUPERVITAC Steels with guaranteed characteristics without heat treatment with high machinability VITAC D830/D950 44SMn28 Additional treatments applicable to different grades Steels with improved machinability VITAC BC Steels with improved machinability and high cleanliness VITAC 3000 Steels with improved machinability for cutting and high cleanliness VITAC TS

Standard steels A complete range of carbon and alloy steels meeting national and international standards. Through-hardening steels (Cr, Cr Mo, Ni Cr Mo, B) Case-hardening steels (16MnCr5 to 30CrMoV9) Bearing steels (C55, C70, 100Cr6...) Spring steels (55Cr3 to 52SiCrNi5) Surface-hardening steels Steels for fasteners Steels for nitriding, carbonitriding (34CrAlMo5 to 40CrAlMo6-12Pb) Micro-alloy steels (38MnSiV5 to 22MnV7) Non alloy steel (C15 C55) Resulfurized and/or leaded steels Standard steels Alloying elements Euronorm W.-Nr. Japan C C15 1.1141 S15C C40 1.0511 S40C C55 1.0535 S55C Mn 30Mn5 1.1173 SMn24 Micro-alloy steels Euronorm W.-Nr. Japan 38MnSiV5 1.5231 1.1303 38MnV6 20MnV4 22MnV7 Steels for quenching Alloying elements Euronorm W.-Nr. Japan Cr 37CrS4 1.7038 41Cr4 1.7035 SCr440H Cr-Mo 34CrMo4 1.7220 SCM435H 42CrMo4 1.7225 SCM440H 50CrMo4 1.7228 Ni-Cr-Mo 14NiCrMo13-4 1.6657 28NiCrMo4 1.6513 30NiCrMo16 40NiCrMo7 Cr-Ni-Mo 18CrNiMo7-6 1.6587 51CrV4 1.8159 SUP10 B 16MnCrB5 1.7160 38MnB5 35B3 Spring steels Euronorm W.-Nr. Japan 55Cr3 1.7176 54SiCr6 1.7102 54SiCrV6 1.8152 52SiCrNi5 1.7117 51CrV4 1.8159 SUP10 61SiCr7 1.7108 Resulfurized, sulfurized, spheroidized annealed steels.r Leaded steels.pb Case-hardening steels (as per DIN EN10084 and ISO683-11) Alloying elements Euronorm W.-Nr. Japan Cr 16MnCr5 1.7131 20MnCr5 1.7147 SMnC420H 27MnCr5 Cr-Mo 25MoCr4 1.7325 25CrMo4 1.7218 SCM420 SCM430 16CrMo4 1.7242 SCM415 27CrMo4 Cr-Mo-V 30CrMoV9 1.7707 Nitriding steels (as per DIN EN10085 or ISO683-10) Euronorm W.-Nr. Japan 34CrAlMo5-10 1.8507 34CrAlNi7-10 1.8550 40CrAlMo6-12Pb ASCOMETAL ASCOMETAL France Holding SAS Avenue de France 57300 Hagondange www.ascometal.com The information in this brochure is not contractually binding, is subject to change without notice, and for which ASCOMETAL France Holding SAS and/or its subsidiaries are not liable.

Oil and gas market Grades Shutterstock Special steels Customized solutions In order to meet increasingly stringent requirements and increasing part reliability and life expectancy, ASCOMETAL has developped over the years innovative steel solutions: ASCOWELL product range for extreme conditions and JOMASCO DB for drill bits. ASCOWELL C ASCOWELL TJC JOMASCO DB Specialty ASCOWELL C ASCOWELL TJC JOMASCO DB Technical properties Steels for well drilling under sour conditions NACE 45% SMYS 110 ksi Wide dimensional range of products Steels for sour service resistant forged tool joints 26 HRC Ready for friction welding Non fracture stress after 720h in NACE solution, according to TM01-77 > 65% R p0.2 Low nickel case-hardening steels with optimized Jominy and enhanced quenchability Optimized carburizing grade Low nickel content

Standard steels ASCOMETAL also offers the usual product range complying with the relevant standards of the Oil and Gas sector: AISI 4130/4130 mod Mechanical characteristics conforming to API 6A in a large dimensional range H 2 S variant: hardness < 22 HRC Good weldability Good micro cleanliness AISI 4140 Mechanical characteristics conforming to API 7.1 in a large dimensional range H 2 S variant: hardness < 22 HRC Good micro cleanliness AISI 4145H mod Good micro cleanliness conforming to AMS 2301 Good machinability, particularly for drilling AISI 4340 A good compromise between strength and toughness Excellent macro inclusion cleanliness conforming to AMS 2301 (AMS 2304 on request) AISI 4330V mod Very good strength and toughness Excellent macro inclusion cleanliness conforming to AMS 2304 EN30B Good toughness at low temperatures Excellent macro inclusion cleanliness conforming to AMS 2304 AISI 410/420 H 2 S/CO 2 corrosion resistance Excellent macro inclusion cleanliness conforming to AMS 2301 Mastered δ ferrite content Grades for the Oil and Gas market (as per API 7.1) AISI W.-Nr. Euronorm UK Spain Sweden Japan 4137 1.7220 34CrMo4 708A30 4137Hmod 4140 1.7225 40CrMo4 708M40 F1252 2244 SCM440H 4140H 1.7225 40CrMo4 708M40 F1252 2244 SCM440H 4140mod 4140Hmod 4145 1.7225 42CrMo4 708M40 F1252 2244 SCM440H 4145H 4145Hmod 4330 4330Vmod 30NiCrMoV10 4340 1.6565 40NiCrMo7 817M40 4340mod 9313 1.6747 30NiCrMo16-6 EN30B 835M30 Grades for the Oil and Gas market (as per API 6A and NACE MR0175 / ISO 15156 if required) USA W.-Nr. Euronorm UK Spain Sweden Japan AISI 4130 1.7218 25CrMo4 708A25 2225 SCM420 SCM430 AISI 4130mod AISI 8630 1.6545 30NiCrMo2 AISI 8630mod A105 1.0432 A182 F22 1.7380 10CrMo9-10 622Gr31 2218 SCMV4 A350 LF2 1.0481 18Mn4 224Gr460 2102 SPV315 A47RCI 244Gr490 2103 SPV32 High chromium grades for drilling and completion (as per API 7.1 or API 6A and NACE MR0175 / ISO15156 if required) USA W.-Nr. Euronorm UK Spain Sweden Japan A182F91 1.4903 X10CrMoVNb9-1 9Cr1Mo A182F92 1.4901 X10CrWMoVNb9-2 AISI 410 1.4006 X10Cr13 410S21 2302 AISI 420 1.4021 X20Cr13 420S29 2303 SUS420J1 AISI 420mod Case-hardening grades for drill bits AISI W.-Nr. Euronorm UK Spain Sweden Japan 4815 9310 9315 1.5752 15NiCr13 655M13 4715 8620 1.6523 20NiCrMo2-2 805A20 SNCM200H Steel grades for miscellaneous use USA W.-Nr. Euronorm UK Spain Sweden Japan A350LF2 1.0481 18Mn4 224Gr460 224Gr490 A47RCI 2102 2103 SPV315 SPV32 A105 AISI 4330V 30NiCrMoV10 ASCOMETAL France Holding SAS Avenue de France 57300 Hagondange www.ascometal.com The information in this brochure is not contractually binding, is subject to change without notice, and for which ASCOMETAL France Holding SAS and/or its subsidiaries are not liable.

Bearing market Grades istock Special steels Beyond optimized solutions, ASCOMETAL develops innovative products such as ENDURASCO. Properties Excellent inclusion cleanliness Usability Guaranteed operating properties Appropriate analytical scope Specific production process Advantages Very good fatigue strength Excellent endurance to Hertz pressure stresses High-temperature resistance Benefits Low dispersion of results in fatigue, hence allowing a more precise design.

Standard steels ASCOMETAL offers the whole range of steels complying with the specifications of the various bearings applications. Through-hardening steels* W.-Nr. Euronorm EN ISO 683-17 SAE / ASTM JIS 1.3505 100Cr6 B1 52100 SUJ2 1.3520 100CrMnSi6-4 B3 1.3537 100CrMo7 B5 SUJ4 1.3536 100CrMo7-3 B6 1.3538 100CrMo7-4 B7 1.3539 100CrMnMoSi8-4-6 B8 100MnCrSi4-4 B2 A485 Grade 1 SUJ3 95CrMnSi6-6 B4 A485 Grade 2 100CrMnMo5-5-2 A485 Grade 4 Case-hardening/carbonitriding steels** W.-Nr. Euronorm EN ISO 683-17 SAE / ASTM JIS 17MnCr5 B23 1.7147 20MnCr5 B24 8319 18MnCrMo5 8219 20MnCrMo4-2 B27 8019 20MnCrNiMo5-3 8119 1.3531 16CrNiMo6 1.6587 18CrNiMo7-6 B30 18NiCrMo5 1.3533 18NiCrMo14-6 B31 1.6523 20NiCrMo2 B28 8620 SNCM220 1.3576 20NiCrMo7 B29 4320H SNCM420 1.5752 14NiCr14 15NiCr13 3311 3312 1.7910 32MnCrMo6-4-3 Carbon steels for surface quenching*/*** W.-Nr. Euronorm EN ISO 683-17 AISI JIS 1.1219 C56E2 B40 1055 1.1244 70Mn4 B42 *Reduced sulfur content possible. **Upon request other case-hardening steels with Mn, Cr, Mo. ***Vanadium content possible. ASCOMETAL ASCOMETAL ASCOMETAL France Holding SAS Avenue de France 57300 Hagondange www.ascometal.com The information in this brochure is not contractually binding, is subject to change without notice, and for which ASCOMETAL France Holding SAS and/or its subsidiaries are not liable.